Multnomah County Drainage District |

The Multnomah County Drainage District protects lives, property and the environment through innovative, proactive flood plain management.

11 Events on March 11, 2014 Oregon Solutions Meeting Starts: 1:00 pm Ends: March 11, 2014 - 3:00 pm More details...

20 Events on March 20, 2014 4MAT Meeting - Budget Workshop Starts: 12:00 pm Ends: March 20, 2014 - 2:00 pm More details...

MCDD manages the Columbia corridor drainage districts, which include:

Peninsula Drainage District #1 | Peninsula Drainage District #2
Multnomah County Drainage District #1 | Sandy Drainage Improvement Co.